1. Giới thiệu
This manual provides comprehensive instructions for the safe and efficient operation, installation, and maintenance of your Daitsu DS-12 UDIN Wall-Split Inverter Air Conditioner. Please read this manual thoroughly before using the appliance and keep it for future reference. This unit is designed to provide both cooling and heating functions for optimal indoor climate control.
2. Thông tin an toàn
Luôn tuân thủ các biện pháp phòng ngừa an toàn sau đây để tránh thương tích hoặc hư hỏng cho thiết bị:
- Installation must be performed by a qualified professional in accordance with local electrical and safety regulations.
- Do not attempt to repair or modify the unit yourself. Contact authorized service personnel for all repairs.
- Ensure the power supply matches the specifications listed on the unit's nameplate.
- Không được đưa ngón tay hoặc vật gì đó vào cửa hút/thoát khí.
- Giữ các vật liệu dễ cháy cách xa thiết bị.
- Regularly clean the air filter to maintain efficiency and air quality.
- If abnormal operation, strange sounds, or smoke occurs, immediately turn off the unit and disconnect the power supply.
3. Sản phẩm hếtview
The Daitsu DS-12 UDIN is a wall-mounted split-system air conditioner consisting of an indoor unit and an outdoor unit. It features inverter technology for energy-efficient climate control.

Image: The Daitsu DS-12 UDIN indoor unit, showcasing its sleek white design and 'inverter' and 'daitsu' branding.

Hình ảnh: Mặt trước view of the Daitsu DS-12 UDIN indoor unit with its digital display showing '25' degrees Celsius, indicating current temperature or setting.

Hình ảnh: Góc cạnh view of the Daitsu DS-12 UDIN indoor unit, highlighting its modern design and the digital temperature display.
Kích thước đơn vị:
- Đơn vị trong nhà: Cao 275 mm x Rộng 790 mm x Sâu 200 mm
- Đơn vị ngoài trời: Cao 596 mm x Rộng 842 mm x Sâu 320 mm
4. Thiết lập và Cài đặt
Installation of the Daitsu DS-12 UDIN split-system air conditioner requires specialized knowledge and tools. It is strongly recommended that installation be carried out by a certified HVAC professional to ensure proper functioning, safety, and compliance with warranty conditions.
Những cân nhắc chính khi cài đặt:
- Vị trí: Choose a location for both indoor and outdoor units that allows for optimal airflow, minimal obstruction, and easy access for maintenance.
- Lắp đặt: Securely mount the indoor unit on a wall and the outdoor unit on a stable surface or wall bracket.
- Đường ống làm lạnh: Connect the indoor and outdoor units with appropriate refrigerant piping, ensuring proper insulation and leak-free connections.
- Thoát nước: Install a drainage pipe for condensate water from the indoor unit.
- Kết nối điện: Connect the unit to a dedicated power supply circuit as per electrical codes. Ensure proper grounding.
- Vacuuming and Refrigerant Charge: The system must be thoroughly vacuumed to remove air and moisture before charging with the correct amount of refrigerant (R32).
5. Hướng dẫn vận hành
Your Daitsu DS-12 UDIN air conditioner offers various modes and functions for customized comfort. Control is typically managed via a remote control (not detailed in this manual).

Image: Visual representation of the operating temperature range and various function icons including Turbo, Swing, Dry, Timer, Light, Sleep, 4 Speeds, X-FAN, Test, Start, Intelligent Defrosting, and Lock.
Main Operating Modes:
- Chế độ làm mát: Reduces room temperature to the desired setting.
- Chế độ sưởi ấm: Increases room temperature to the desired setting.
- Chế độ khô: Làm giảm độ ẩm trong không khí, giảm độ ẩm.
- Chế độ quạt: Lưu thông không khí mà không cần làm mát hoặc sưởi ấm.
Chức năng đặc biệt:

Image: Detailed descriptions of various operating functions: Turbo, Active Carbon Filter, Swing, Dry, Timer, Light, Sleep, Four Air Speeds, X-FAN, Test, Start, Intelligent Defrosting, Reset, and Lock.
- Chức năng Turbo: Rapidly increases cooling or heating capacity to reach the desired temperature quickly.

Image: Diagram illustrating the 'TURBO' function, which rapidly increases cooling capacity to reach the desired temperature quickly.
- Chức năng xoay: Automatically moves the air outlet louvers vertically to distribute air evenly.
- Dry Function: Giảm độ ẩm trong phòng.
- Bộ đếm thời gian: Allows programming of operation for up to 24 hours.
- Chức năng ánh sáng: Turns off all indicator lights on the indoor unit display.
- Chức năng ngủ: Adjusts room temperature for optimal comfort and energy saving during sleep.
- Four Air Speeds: High for rapid dehumidification, Medium for normal operation, Low for silent operation, and Auto option to select appropriate speed.
- X-FAN Function: Ensures the internal unit's heat exchanger is dried to prevent mold formation.

Image: Diagram showing the 'X-FAN' function, which eliminates residual humidity to prevent mold formation on the heat exchanger, keeping the unit clean and healthy.
- Chức năng kiểm tra: Checks the appliance's operation and displays error codes on the indoor unit panel.
- Start Function: The indoor unit fan only activates when the heat exchanger reaches the ideal temperature.
- Rã đông thông minh: An intelligent defrosting system that activates only when necessary, significantly increasing energy savings and comfort.
- Chức năng khóa: Locks the remote control settings to prevent accidental changes.
6. Bảo trì
Regular maintenance ensures the longevity and efficient operation of your air conditioner. Always disconnect power before performing any maintenance.
Vệ sinh bộ lọc không khí:
- Mở mặt trước của dàn lạnh.
- Tháo bộ lọc khí.
- Clean the filters with a vacuum cleaner or wash them with lukewarm water (below 40°C).
- Hãy để các bộ lọc khô hoàn toàn ở nơi râm mát trước khi lắp lại.
- Vệ sinh bộ lọc hai tuần một lần hoặc thường xuyên hơn tùy thuộc vào mức độ sử dụng và chất lượng không khí.
Unit Surface Cleaning:
- Wipe the indoor and outdoor unit surfaces with a soft, damp vải.
- Do not use harsh detergents, abrasive cleaners, or solvents, as these can damage the plastic parts.
Bảo trì theo mùa:
- At the beginning of each season (cooling/heating), check for any obstructions around the outdoor unit.
- Ensure the drainage hose is clear and not blocked.
- Consider professional inspection and cleaning annually.
KHAI THÁC. Xử lý sự cố
Trước khi liên hệ với bộ phận chăm sóc khách hàng, vui lòng kiểm tra các vấn đề thường gặp sau:
- Đơn vị không bắt đầu: Check if the power plug is securely inserted, the circuit breaker is tripped, or the remote control batteries are dead.
- Làm mát/sưởi ấm không đủ: Ensure air filters are clean, windows and doors are closed, and there are no obstructions to airflow. Check if the temperature setting is appropriate.
- Tiếng ồn bất thường: A slight gurgling sound is normal due to refrigerant flow. Loud or persistent noises may indicate an issue.
- Nước rò rỉ từ dàn lạnh trong nhà: Check if the drainage hose is blocked or kinked.
If the problem persists after checking these points, or if an error code is displayed (use the Test function), please contact a qualified service technician. Do not attempt to repair the unit yourself.
8. Thông số kỹ thuật
Technical data for the Daitsu DS-12 UDIN Wall-Split Inverter Air Conditioner.

Image: Technical data sheet for the Daitsu DS-12 UDIN, detailing power, efficiency, sound levels, and refrigerant type.
| Tính năng | Đặc điểm kỹ thuật |
|---|---|
| Thương hiệu | Đại Túc |
| Tên mẫu | DS-12 UDIN (ASD12UI DN) |
| Mã số sản phẩm | 3NDA8325 |
| Kiểu | Wall-Split Inverter Air Conditioner |
| Công suất làm mát | 3.2 kW (Min 0.6 - Max 3.6 kW) / 12000 BTU / 1 Ton |
| Công suất sưởi ấm | 3.4 kW (Min 0.6 - Max 3.8 kW) |
| SEER (Hệ số hiệu quả năng lượng theo mùa) | 6.1 |
| SCOP (Seasonal Coefficient of Performance) | 4.0 |
| Energy Label (Cooling/Heating) | A+++ / A+ |
| PDesign (Cooling/Heating) | 3.2kW / 3.2kW |
| Indoor Unit Sound Pressure (A/M/B) | 42/37/35 dBA |
| Outdoor Unit Sound Pressure | 52 dB |
| Indoor Unit Airflow (Max/Min) | 560/410 m³ / h |
| Outdoor Unit Airflow | 2200 m³/giờ |
| Nguồn điện | 230V / 1 Pha / 50 Hz |
| Absorbed Power (Cooling/Heating) | 0.99kW / 0.94kW |
| Annual Energy Consumption (Cooling/Heating) | 184 kWh/a / 1120 kWh/a |
| Pipe Diameter (Liquid/Gas) | 6.35mm / 9.52mm |
| Loại môi chất lạnh | R32 (GWP approx. 675) (Note: Technical sheet image indicates R410A, please verify with product label) |
| Pre-charge / Max. Pipe Length | 5 phút / 15 phút |
| Operating Range (Cooling) | -15°C đến 43°C |
| Operating Range (Heating) | -15°C đến 24°C |
| Indoor Unit Dimensions (H x W x D) | 275 x 790 x 200mm |
| Kích thước dàn nóng (C x R x S) | 596 x 842 x 320mm |
| Màu sắc | Trắng |
| Phương pháp cài đặt | Hệ thống phân chia |
9. Bảo hành và Hỗ trợ
For warranty information, please refer to the warranty card included with your product or contact your local Daitsu dealer. Keep your purchase receipt as proof of purchase.
For technical support, service requests, or spare parts, please contact the authorized Daitsu service center in your region. Do not attempt to service the unit yourself.





